Flash Flood — Maui, Hawaii

2022-12-18 · near Koali, Maui, Hawaii

Event narrative

Pillani Highway was closed from the town of Kipahulu to Ulupalakua due to heavy rainfall. Additionally, in the Kaupo/Kipahulu area, the road was washed out about a mile east of Kaupo Gulch.

Wider weather episode

A strong early season cold front dropped across the state from the northwest, which generated strong and nearly stationary thunderstorms. These storms produced high rainfall rates that resulted in some flash flooding impacts.

View location on OpenStreetMap → (20.6636, -156.0429)

Source: NOAA Storm Events Database, event_id 1067453. Narrative written by the NWS forecast office that issued the report.